An astronomical instrument measures the intensity of cosmic microwave background radiation and outputs a 24-bit binary reading.
At a specific coordinate, the reading is:
1101 0100 1011 1000 1111 0110
Convert 1101 0100 1011 1000 1111 0110 to hexadecimal.
Practise Edexcel GCSE Computer Science Binary with exam-style questions for GCSE Computer Science. 100 questions covering Binary representation and number of states, Unsigned and two's complement integers, Converting denary and 8-bit binary, Binary addition and binary shifts, Concept of overflow, and Hexadecimal notation and conversion, matched to the Edexcel GCSE Computer Science (1CP2) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.